Finding the Fourth Proportional to 163,565.80, 245,381.60 and 58,382.03
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Solution
The fourth proportional to 163,565.80, 245,381.60 and 58,382.03 is: 87,584.79
Step by Step Solution
- Step 1: Write the proportion equation
163,565.80 : 245,381.60 = 58,382.03 : x - Step 2: Convert to fraction form
163,565.80/245,381.60 = 58,382.03/x - Step 3: Cross multiply
163,565.80x = 245,381.60 × 58,382.03 - Step 4: Simplify right side
163,565.80x = 14,325,876,692.06 - Step 5: Solve for x
x = 14,325,876,692.06/163,565.80 - Step 6: Final answer
x = 87,584.79
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.